MP1541DJ MPS [Monolithic Power Systems], MP1541DJ Datasheet - Page 5

• Manufacturer Part Number: MP1541DJ
• Description: MP1541 TFT Applications Evaluation Board
• Manufacturer: MPS [Monolithic Power Systems]

QUICK START GUIDE
The output voltage of this board is set to 5V, –10V and 15V on VOUT, VN and VP, respectively. The
board layout accommodates most commonly used inductors and output capacitors.
NOTICE: The information in this document is subject to change without notice. Please contact MPS for current specifications.
Users should warrant and guarantee that third party Intellectual Property rights are not infringed upon when integrating MPS
products into any application. MPS will not assume any legal responsibility for any said applications.
EV1541DJ-TFT-00A Rev. 1.0
6/8/2005
1. Preset the power supply to 3V ≤ V
2. Turn off the power supply.
3. Connect the power supply terminals to:
4. Connect the load to:
5. Turn on the power supply after making the connections.
6. The MP1541 is disabled on the evaluation board if only VIN is applied. To enable the MP1541,
7. The output voltage V
EN needs to be pulled HIGH.
formula:
Where V
For example, for V
Therefore use a 49.9kΩ standard 1% value resistor.
R
R
1
1
=
=
a. Positive (+): VIN, EN
b. Negative (–): GND
a. Positive (+): VOUT, VP, GND (for the negative output)
b. Negative (–): GND, VN (for the negative output)
⎛
⎜ ⎜
⎝
⎛
⎜
⎝
TM
. 1
V
7
V
OUT
25
5 .
FB
FB
V
V
= 1.25V and R2 = 10kΩ
−
−
1
1
⎞
⎟ ⎟
⎠
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
⎞
⎟
⎠
R
×
2
10
EV1541DJ-TFT-00A – MP1541 TFT APPLICATIONS EVALUATION BOARD
OUT
k
Ω
OUT
= 7.5V
=
can be changed by varying R1. Calculate the new value using the
50
k
Ω
© 2005 MPS. All Rights Reserved.
IN
www.MonolithicPower.com
≤ 3.6V.
EVALUATION BOARD
5